National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

BEACH (K20U)

Lat: 46.93°NLon: 103.98°WElev: 2756ft.

73°F

23°C

Humidity 38%
Wind Speed SE 18 mph
Barometer 29.90 in
Dewpoint 46°F (8°C)
Visibility NA
Last update 20 Jun 2:55 pm MDT
Extended Forecast for

3 Miles WSW Sentinel Butte ND

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms, mainly after midnight. Mostly cloudy, with a low around 51. Breezy, with a southeast wind 14 to 20 mph, with gusts as high as 28 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 51 °F

    Slight Chance
    T-storms and
    Breezy then
    Chance
    Showers

  • Sunday

    Sunday: Showers and thunderstorms before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. High near 66. Southeast wind 14 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 66 °F

    Showers

  • Sunday Night

    Sunday Night: A slight chance of showers before midnight, then a slight chance of showers after 5am. Mostly cloudy, with a low around 47. South wind 6 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    Low: 47 °F

    Slight Chance
    Showers

  • Monday

    Monday: A chance of showers, then showers and possibly a thunderstorm after noon. High near 69. South wind 6 to 9 mph becoming northwest in the afternoon. Chance of precipitation is 80%.

    High: 69 °F

    Chance
    Showers then
    Showers

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 45. West wind 7 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 40%.

    Low: 45 °F

    Chance
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers after noon. Mostly sunny, with a high near 67. Breezy, with a northwest wind 13 to 21 mph, with gusts as high as 29 mph.

    High: 67 °F

    Breezy.
    Mostly Sunny
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 43. Northwest wind 12 to 17 mph becoming light after midnight. Winds could gust as high as 24 mph.

    Low: 43 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 71. Calm wind becoming northeast around 6 mph in the afternoon.

    High: 71 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 45. Northeast wind around 7 mph becoming southeast after midnight.

    Low: 45 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 50 percent chance of showers and thunderstorms, mainly after midnight. Mostly cloudy, with a low around 51. Breezy, with a southeast wind 14 to 20 mph, with gusts as high as 28 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers and thunderstorms before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. High near 66. Southeast wind 14 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
A slight chance of showers before midnight, then a slight chance of showers after 5am. Mostly cloudy, with a low around 47. South wind 6 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Monday
A chance of showers, then showers and possibly a thunderstorm after noon. High near 69. South wind 6 to 9 mph becoming northwest in the afternoon. Chance of precipitation is 80%.
Monday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 45. West wind 7 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 40%.
Tuesday
A 20 percent chance of showers after noon. Mostly sunny, with a high near 67. Breezy, with a northwest wind 13 to 21 mph, with gusts as high as 29 mph.
Tuesday Night
Partly cloudy, with a low around 43. Northwest wind 12 to 17 mph becoming light after midnight. Winds could gust as high as 24 mph.
Wednesday
Mostly sunny, with a high near 71. Calm wind becoming northeast around 6 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 45. Northeast wind around 7 mph becoming southeast after midnight.
Thursday
Mostly sunny, with a high near 75. Southeast wind 7 to 13 mph, with gusts as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 51. Southeast wind around 14 mph, with gusts as high as 22 mph.
Friday
Mostly sunny, with a high near 81. Southeast wind 13 to 17 mph, with gusts as high as 25 mph.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 55. Southeast wind 14 to 17 mph, with gusts as high as 25 mph.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 82.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Sentinel Butte ND
 46.9°N 103.92°W
Last Update:
2:36 pm MDT Jun 20, 2026
Forecast Valid:
3pm MDT Jun 20, 2026-6pm MDT Jun 27, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation